Solid Core Single Leaf Rigid Door/ Frame is a composite GRP laminated is made from all season, weather resistant Polyester Gelcoat followed by laminating polyester resin and 450 GSM glass mat with superior structural gluing based on hand lay. Granalite manufactures Solid Core Single Leaf Rigid Door/ Frame. Granalite offers a wide range of synthetic Granite and Marble artefacts and composite doors for use in building and architectural applications. The Solid Core Single Leaf Rigid Door/ Frame is available in various pre-moulded plain design finishes on both faces with a thickness of up to 30 mm.